ZN ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 15.2100 104.0740 21.3370 ZN 0 2 0 0 0 0 0 0 0 0 0 0 M END > OF9muVRD-jqQKwncX1-n-g > 2025-07-07 03:49:52 > 0.9.12 > ligand > pdb-bcif > 1kah > atom_site > {"label_asym_id":"F","auth_seq_id":502} > 9 > 8 > 19 > 268 > 0 > 1 $$$$